comet 19P/BORRELLY - 20 apr. 2022

Photometric data obtained by use of FOCAS-II software:

10x10 20x20 30x30 40x40 50x50 60x60 SNR SB COD

OBJECT DATE TIME +/- +/- +/- +/- +/- +/- N FWHM CAT

------------ ---------- -------- ----- ----- ----- ----- ----- ----- ---- ---- ---

19P 20/04/2022 20:32:31 14.14 13.27 12.83 12.50 12.25 12.06 29.4 17.5 B96

19P 20/04/2022 20:32:31* 0.00 0.01 0.02 0.02 0.02 0.00 2 3.3 Gai

AFRHO LOG

COMET UTC DELTA r BOX " MAG RSR CM +/- AFRHO OBS

------------ ------------------- ----- ----- ----- ----- --- ----- ---- ----- ---

19P 20/04/2022 20:32:31 1.89 1.59 14.56 13.68 29 296 10 2.471 B96

Astrometric data:

COD B96

CON E. Bryssinck, BRIXIIS Observatory, 9150 Kruibeke , Belgium

OBS E. Bryssinck

MEA E. Bryssinck

TEL 0.4-m f/3.8 reflector + CCD

ACK MPCReport file updated 2022.04.21 23:20:30

NET Gaia DR2

0019P C2022 04 20.84749 05 38 07.77 +41 32 23.0 14.6 G B96

0019P C2022 04 20.85362 05 38 09.19 +41 32 26.4 14.6 G B96

0019P C2022 04 20.85822 05 38 10.25 +41 32 28.8 14.6 G B96

0019P C2022 04 20.86138 05 38 10.98 +41 32 31.2 14.0 R B96

Af(rho) data according CARA-approach

Af(rho) data (cm) vs. core distance (km) - data obtained from unfiltered CCD-image

Af(rho) data available by request to the CARA-coordinator